Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)

The 4R70W has the following features:

  • Wide ratio gears
  • Four speeds
  • Rear wheel drive
  • Automatic
  • Electronic shift
  • Torque converter clutch control
  • Line pressure controls

The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.

4R70W Automatic Transmission

4R70W Automatic Transmission

    Automatic Transaxle/Transmission
    General Specifications a - MERCON V is not interchangeable at this time with the current MERCON fluids. Check the transmission fluid level indicator to determine the correct fluid and refer to the ...

    Identification Tags
    All vehicles are equipped with a Vehicle Certification Label, located on the driver side door lock post. For correct transmission identification, refer to the code in the space marked TR. ...

    Other materials:

    Installation
    1. NOTE: This procedure applies to both the LH and RH halfshafts. Install a new driveshaft bearing retainer circlip. 2. Remove the special tool. 3. CAUTION: Differential seal damage will occur if installing the halfshaft without the special tool installed. ...

    Battery Cables
    Removal WARNING: Batteries normally produce explosive gases which can cause personal injury. Therefore, do not allow flames, sparks or lighted substances to come near the battery. When charging or working near a battery, always shield your face an ...

    Disassembly
    Main Control Valve Body - Disassembled View   1. Remove the torque converter clutch (TCC) solenoid and the shift solenoid. 1. Remove the bolt. 2. Remove the shift solenoid. 3. Remove the TCC solenoid. 2. Remove the two reinforcement plate ...